The Geological Society of America welcomes you to the EarthCache™ program. Here you will find the EarthCache guidelines, tips on how to get involved, and event information.

Who EarthCaches?

Many of you have provided input on a research survey undertaken by the Center for STEM Research, Education, and Outreach at Southern Illinois University Edwardsville (SIUE). We wanted to find out more about the people who visit EarthCaches, and we thank you for your input. View the SIUE Report.

To stay up to date on EarthCache news, please sign-up for our e-mail list. GSA will occasionally send e-mails with information about the EarthCache program, including calls for volunteers, assistance with activities, registration for international events and fund-raising activities. Those who sign up for this list will receive approximately four to twelve EarthCache e-mails per year.